doc: add xreflabel text for libpq and PL/Python

to be used for PG 18 release notes

diff --git a/doc/src/sgml/libpq.sgml b/doc/src/sgml/libpq.sgml
index 08bd51219262dc3b2484c1ff5e9e10796b4d7298..298c4b38ef90a7f430d06a3f57875f9c2ee88689 100644 (file)
--- a/doc/src/sgml/libpq.sgml
+++ b/doc/src/sgml/libpq.sgml
@@ -1,6 +1,6 @@
 <!-- doc/src/sgml/libpq.sgml -->
 
-<chapter id="libpq">
+<chapter id="libpq" xreflabel="libpq">
  <title><application>libpq</application> &mdash; C Library</title>
 
  <indexterm zone="libpq">

diff --git a/doc/src/sgml/plpython.sgml b/doc/src/sgml/plpython.sgml
index bee817ea822a29e30a83415ee87addb03ecbb9e4..cb065bf5f88dbc4b904d4c7d407d5b7521e88d54 100644 (file)
--- a/doc/src/sgml/plpython.sgml
+++ b/doc/src/sgml/plpython.sgml
@@ -1,6 +1,6 @@
 <!-- doc/src/sgml/plpython.sgml -->
 
-<chapter id="plpython">
+<chapter id="plpython" xreflabel="PL/Python">
  <title>PL/Python &mdash; Python Procedural Language</title>
 
  <indexterm zone="plpython"><primary>PL/Python</primary></indexterm>